Darkening and gate burning of halogen-free flame-retardant HTN during injection molding: Material & process troubleshooting guide
2026-10-26
Halogen‑free flame‑retardant high‑temperature nylon is widely used in new‑energy high‑voltage connectors and SMT electronic components.Nevertheless, many injection‑molding practitioners have encoun...
The three mandatory industry standards, including "Criteria for Determining Major Production Safety
2026-03-31
The mandatory industry standards, namely "Criteria for Determining Major Production Safety Accident Hidden Dangers in Chemical and Hazardous Chemical Production and Operation Enterprises" (AQ 3067–201
February's prosperity index of the petroleum and chemical industry: Seasonal demand dominates and th
2026-02-28
In February 2026, during the Spring Festival holiday, production activities slowed down and demand declined seasonally. The prosperity index of the petroleum and chemical industry decreased by 4.62 pe